The vehicle wiring harness is critical, serving as the central nervous system that manages all electrical power and signals, connecting components like the engine, lights, sensors, and dashboard. A damaged harness can cause total engine failure, random electrical issues, or dangerous fires. If the wire harness has issues it will cost you time and money from expensive tow bills to labor time trying to trace the problem. I have seen countless times people throw part after part at an issue for it to only be an electrical connector or a break in the wire they can't see. Below is a rough estimate of labor times you can expect. Head over to your style vehicle to view links for great wire harness kits that can help ease install times.

​

Level 1   15-20 Hours
Fuse block replacement in OEM position
Wire harness replacement following stock layout 
Engine Harness wrapped
Front and Rear light Harness
All connectors are heat shrunk
 

Level 2   20-40 Hours
Rebuild Dash gauges

Battery Cables handmade
Hidden Engine Wire Harness
Under dash harness wrapped
Design and build custom upgrades. Off-road Lights / Rearview camera / Heated Seats / Cooling fans 

 
Level 3  Over 40 Hours
Fuse block relocation
battery relocation
Full wire harness is wrapped and routed for aesthetic appeal
Motor swap wire harness 
HVAC controls rebuild or update